// Copyright 2019 PingCAP, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// See the License for the specific language governing permissions and
// limitations under the License.

package common

import "strings"

var (
	useOfClosedErrMsg = "use of closed network connection"
)

// IsErrNetClosing checks whether is an ErrNetClosing error
func IsErrNetClosing(err error) bool {
	if err == nil {
		return false
	}
	return strings.Contains(err.Error(), useOfClosedErrMsg)
}
